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Fix RSA PSS padding

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This commit is contained in:
Tesfa Mael
2021-04-26 17:46:21 -07:00
parent 67277d13cd
commit 1637bd3e02
1 changed files with 6 additions and 2 deletions
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8
wolfcrypt/src/rsa.c
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@@ -3478,7 +3478,11 @@ int wc_RsaPSS_Verify_ex(byte* in, word32 inLen, byte* out, word32 outLen,
int wc_RsaPSS_CheckPadding(const byte* in, word32 inSz, byte* sig,
word32 sigSz, enum wc_HashType hashType)
{
return wc_RsaPSS_CheckPadding_ex(in, inSz, sig, sigSz, hashType, inSz, 0);
#ifndef WOLFSSL_PSS_SALT_LEN_DISCOVER
return wc_RsaPSS_CheckPadding_ex(in, inSz, sig, sigSz, hashType, RSA_PSS_SALT_LEN_DEFAULT, 0);
#else
return wc_RsaPSS_CheckPadding_ex(in, inSz, sig, sigSz, hashType, RSA_PSS_SALT_LEN_DISCOVER, 0);
#endif
}
/* Checks the PSS data to ensure that the signature matches.
@@ -3524,7 +3528,7 @@ int wc_RsaPSS_CheckPadding_ex(const byte* in, word32 inSz, byte* sig,
#endif
}
#ifndef WOLFSSL_PSS_LONG_SALT
else if ((word32)saltLen > inSz) {
else if (saltLen > (int)inSz) {
ret = PSS_SALTLEN_E;
}
#endif